CVE-2018-4891: Adobe Acrobat

Medium severity, CVSS 6.5. EPSS: 10.8% chance of exploitation in the next 30 days.

An issue was discovered in Adobe Acrobat Reader 2018.009.20050 and earlier versions, 2017.011.30070 and earlier versions, 2015.006.30394 and earlier versions. This vulnerability occurs as a result of computation that reads data that is past the end of the target buffer; the computation is part of the XPS module that handles TIFF data. A successful attack can lead to sensitive data exposure.

Affected products

• Adobe Acrobat: from 17.0, up to and including 17.011.30070
• Adobe Acrobat DC: from -, up to and including 18.009.20050; from 15.0, up to and including 15.006.30394
• Adobe Acrobat Reader: from 17.0, up to and including 17.011.30070
• Adobe Acrobat Reader DC: from -, up to and including 18.009.20050; from 15.0, up to and including 15.006.30394

Published 2018-02-27. Last modified 2026-06-17.